From: Influence of the site of acromioplasty on reduction of the critical shoulder angle (CSA) – an anatomical study
p1
p2
p3
p4
p5
p6
p7
p8
Preoperative CSA [°]
40
37
31
29
35
42
Posterior acromial slope [°]
133
145
116
136
117
110
128
102
Relative external rotation [°]
114
108
123
132
130
111